22266046489 has 2 divisors, whose sum is σ = 22266046490. Its totient is φ = 22266046488.

The previous prime is 22266046409. The next prime is 22266046493. The reversal of 22266046489 is 98464066222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14816975625 + 7449070864 = 121725^2 + 86308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22266046489 is a prime.

It is not a weakly prime, because it can be changed into another prime (22266046409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11133023244 + 11133023245.

It is an arithmetic number, because the mean of its divisors is an integer number (11133023245).

Almost surely, 2^22266046489 is an apocalyptic number.

It is an amenable number.

22266046489 is a deficient number, since it is larger than the sum of its proper divisors (1).

22266046489 is an equidigital number, since it uses as much as digits as its factorization.

22266046489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 22266046489 in words is "twenty-two billion, two hundred sixty-six million, forty-six thousand, four hundred eighty-nine".